{"collection":"grad-noise-175k","coord":"t20_x58_u0_b135","data":{"index":171309,"ordinal":"164755413","topo":"o2(x,o2(o2(x,x),x))","expression":"sub(R,sub(div(P,D),D))","image":"frame_expr-171309.png","measured":true,"step":78879,"globalStep":78879,"value_mean":0.10747208446264267,"value_positive_fraction":0.552734375,"value_abs_mean":0.9466413855552673,"value_variance":0.9171869158744812,"value_stddev":0.9576987624168396,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":1.8396753072738647,"gradient_energy_x":0.38831543922424316,"gradient_energy_y":0.0002695885777939111,"gradient_magnitude_mean":0.23272103071212769,"gradient_axis_bias":0.9986124634742737,"gradient_nonzero_flag":1,"laplacian_mean":-0.000008760054697631858,"laplacian_energy":0.7172702550888062,"laplacian_abs_mean":0.40290072560310364,"gradient_magnitude_variance":0.3343823254108429,"gradient_magnitude_stddev":0.5782579779624939,"gradient_magnitude_cv":2.4847686290740967,"gradient_magnitude_max":2.0006744861602783,"gradient_energy_over_variance":0.4236705005168915,"laplacian_energy_over_variance":0.7820327877998352,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.39758574962615967,"scale_diff2_mid":1.6695671081542969,"scale_diff2_far":0.28481608629226685,"scale_diff2_near_over_variance":0.43348389863967896,"scale_diff2_mid_over_variance":1.8203128576278687,"scale_diff2_far_over_variance":0.31053221225738525,"value_histogram":[[[0.3961334228515625,0.3961334228515625,0.3961334228515625],[0.0020904541015625,0.0020904541015625,0.0020904541015625],[0.0029296875,0.0029296875,0.0029296875],[0.0034942626953125,0.0034942626953125,0.0034942626953125],[0.0034332275390625,0.0034332275390625,0.0034332275390625],[0.0035858154296875,0.0035858154296875,0.0035858154296875],[0.003387451171875,0.003387451171875,0.003387451171875],[0.004364013671875,0.004364013671875,0.004364013671875],[0.003631591796875,0.003631591796875,0.003631591796875],[0.00347900390625,0.00347900390625,0.00347900390625],[0.004058837890625,0.004058837890625,0.004058837890625],[0.004058837890625,0.004058837890625,0.004058837890625],[0.0034637451171875,0.0034637451171875,0.0034637451171875],[0.0030364990234375,0.0030364990234375,0.0030364990234375],[0.0034942626953125,0.0034942626953125,0.0034942626953125],[0.0026092529296875,0.0026092529296875,0.0026092529296875],[0.0034027099609375,0.0034027099609375,0.0034027099609375],[0.002960205078125,0.002960205078125,0.002960205078125],[0.0032958984375,0.0032958984375,0.0032958984375],[0.0033111572265625,0.0033111572265625,0.0033111572265625],[0.0030364990234375,0.0030364990234375,0.0030364990234375],[0.0030059814453125,0.0030059814453125,0.0030059814453125],[0.0031585693359375,0.0031585693359375,0.0031585693359375],[0.0032958984375,0.0032958984375,0.0032958984375],[0.003173828125,0.003173828125,0.003173828125],[0.0034332275390625,0.0034332275390625,0.0034332275390625],[0.00347900390625,0.00347900390625,0.00347900390625],[0.0037994384765625,0.0037994384765625,0.0037994384765625],[0.00335693359375,0.00335693359375,0.00335693359375],[0.0023345947265625,0.0023345947265625,0.0023345947265625],[0.0025787353515625,0.0025787353515625,0.0025787353515625],[0.505126953125,0.505126953125,0.505126953125]]],"scale_curve":[[[0.015625,0.39758574962615967,0.43348389863967896],[0.0625,1.6695671081542969,1.8203128576278687],[0.25,0.28481608629226685,0.31053221225738525]]]},"renderer":1,"first_seen":"2026-09-23T00:00:00.000Z","last_seen":"2026-09-23T00:00:00.000Z","sightings":[{"at":"2026-09-23T00:00:00.000Z","data":null}],"axes":"[\"20\",\"58\",\"0\",\"135\"]"}